import java.util.Scanner;

public class Homework02 {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);
        double r = scanner.nextDouble();
        double h = scanner.nextDouble();
        CircleBox circleBox = new CircleBox();
        circleBox.setH(h);
        circleBox.setR(r);
        circleBox.show();
    }
}
class CircleBox {
    private double r ;
    private double h ;
    private double v ;

    public void setR(double r){
        this.r = r;
    }
    public void setH(double h){
        this.h = h;
    }
    void count(){
                this.v = this.r*this.h*this.r*3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679;
    }
    public void show(){
        count();
        System.out.printf("(%.2f,%.2f,%.2f)",r,h,v);
    }
}